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Business Details
36 Years
experience
Emergency
services
Your Trusted Partner for Security Solutions in Lincolnshire
Established in 1990 by Geoff and Janice Line, AlarmLine Security has grown into one of Lincolnshire's leading providers of electronic security systems. As a family-founded business, we prioritise understanding client needs and delivering tailored solutions using cutting-edge technology. Our team boasts over 30 years of combined experience, supported by rigorous training programmes that ensure technical excellence and customer-focused service. We hold prestigious accreditations including NSI Gold, ISO 9001, and BAFE SP203, demonstrating our commitment to quality standards. Serving both residential and commercial clients across the UK, we maintain the same personalised approach whether you're a local customer or national enterprise.

Our 24/7 emergency response service ensures immediate support when needed, while routine maintenance scheduling prevents oversight. Client testimonials consistently highlight our honest advice, transparent communication, and exceptional after-sales support. With dedicated departments for sales, service, and accounts, we provide seamless assistance throughout every stage of engagement. Our engineers combine technical expertise with clear explanations, ensuring clients fully understand their security solutions. This combination of experience, accreditation, and customer-centric values has sustained our reputation for over three decades.
Services
Intruder Alarms Fire Alarms CCTV Security Systems Emergency Services
Details
  • Year established: 1990
Highlights and features
  • Established in 1990 with over 30 years of security industry experience
  • NSI Gold and ISO 9001 accredited quality management systems
  • 24/7 emergency response service available 365 days a year
  • Family business approach with nationwide service capability
  • Comprehensive training programmes ensure technical excellence and customer service
Associations and certifications
  • NSI Gold
  • ISO 9001
  • BAFE SP203
What people say
Honest reliable service Customer service excellence Quick engineer response Transparent communication Competitive pricing
Services
Intruder Alarms
Our intruder alarm systems provide comprehensive protection for residential and commercial properties. Using the latest technology, we design custom solutions that detect unauthorised entry while minimising false alarms. With NSI Gold accreditation, our installations meet the highest industry standards for reliability and performance.
Fire Alarms
We install and maintain fire alarm systems that ensure life safety and property protection. Our BAFE SP203 accredited services cover all system types from basic smoke detectors to complex multi-zone networks. Regular maintenance ensures compliance with fire safety regulations and insurance requirements.
CCTV Systems
Our CCTV solutions combine high-resolution cameras with advanced analytics for complete property monitoring. Systems include remote access, night vision, and intelligent motion detection. We offer both analogue and IP-based systems with scalable storage options to meet varying security needs.
Emergency Services
We provide round-the-clock emergency support for security system failures or intrusions. Our rapid response team attends incidents within agreed SLAs, with engineers available to resolve issues at any hour. This service is included with all monitored security installations.
Security Systems
Our holistic approach combines multiple security elements into unified systems. This includes access control integration, alarm monitoring, and fire detection within single management platforms. Custom configurations ensure comprehensive protection tailored to each client's operational requirements.
People
Geoff Line
Co-Founder
With over 30 years in the security industry, Geoff co-founded AlarmLine Security in 1990. His technical expertise and commitment to customer service have driven the company's growth while maintaining family business values.
Janice Line
Co-Founder
Janice co-established AlarmLine Security alongside Geoff in 1990. She has been instrumental in developing the company's quality management systems that led to NSI Gold and ISO 9001 accreditations.
Chris
Technical Expert
Chris provides customer-facing technical support and authored the company's personal introduction. His hands-on approach ensures clients receive practical security advice from experienced professionals.
Questions
What security systems do you install?
We install intruder alarms, fire alarm systems, CCTV, and integrated security solutions for residential and commercial properties.
Are you certified by industry bodies?
Yes, we hold NSI Gold, ISO 9001, and BAFE SP203 accreditations, demonstrating our commitment to quality standards.
Do you offer emergency support?
We provide 24/7 emergency response service with rapid engineer attendance for system faults or security incidents.
How experienced is your team?
Our founders have over 30 years' experience, with senior engineers possessing 15-25 years' industry expertise across all security disciplines.
What areas do you cover?
While based in Lincolnshire, we serve clients nationwide while maintaining the same high service standards for all customers.